2017
An explanatory factor analysis of a brief self-report scale to detect neurocognitive impairment among HIV-positive men who have sex with men and transgender women in Peru
Weikum D, Shrestha R, Ferro EG, Vagenas P, Copenhaver M, Spudich S, Alpert MD, Cabello R, Lama JR, Sanchez J, Altice FL. An explanatory factor analysis of a brief self-report scale to detect neurocognitive impairment among HIV-positive men who have sex with men and transgender women in Peru. AIDS Care 2017, 29: 1297-1301. PMID: 28449599, PMCID: PMC6337065, DOI: 10.1080/09540121.2017.1322681.Peer-Reviewed Original ResearchConceptsHIV-positive menNeuropsychological Impairment ScaleNeurocognitive impairmentTransgender womenAntiretroviral therapyHIV-positive MSMPoor clinical outcomeHIV risk behaviorsClinical care settingsHealth-related outcomesExploratory factor analysisART adherenceClinical outcomesPatient populationCare settingsImpairment ScaleRisk behaviorsImpairmentMenPrincipal axis factoringSelf-report scalesOrthogonal varimax rotationWomenBrief self-report scaleOutcomesA Self-report Measure to Detect Neurocognitive Impairment Among Incarcerated People Living with HIV in Malaysian Context: an Exploratory Factor Analysis
Shrestha R, Weikum D, Copenhaver M, Altice FL. A Self-report Measure to Detect Neurocognitive Impairment Among Incarcerated People Living with HIV in Malaysian Context: an Exploratory Factor Analysis. International Journal Of Mental Health And Addiction 2017, 15: 812-825. PMID: 29051714, PMCID: PMC5642920, DOI: 10.1007/s11469-017-9752-0.Peer-Reviewed Original ResearchNeuropsychological Impairment ScaleNeurocognitive impairmentHIV treatment outcomesNeuro-cognitive impairmentExploratory factor analysisSelf-report measuresNeurocognitive symptomsTreatment outcomesTreatment strategiesImpairment ScaleHIVScreening toolImpairmentPLWHEight-factor structureCronbach's alphaPrincipal axis factoringCognitive functioningOrthogonal varimax rotationPsychometric propertiesDrugsPresent studyMale prisonersIncarcerated peopleMore specific forms
2016
An Exploratory Factor Analysis of a Brief Self-Report Scale to Detect Neurocognitive Impairment Among Participants Enrolled in Methadone Maintenance Therapy
Copenhaver M, Shrestha R, Wickersham JA, Weikum D, Altice FL. An Exploratory Factor Analysis of a Brief Self-Report Scale to Detect Neurocognitive Impairment Among Participants Enrolled in Methadone Maintenance Therapy. Journal Of Substance Use And Addiction Treatment 2016, 63: 61-65. PMID: 26879859, PMCID: PMC4775373, DOI: 10.1016/j.jsat.2016.01.002.Peer-Reviewed Original ResearchConceptsMethadone maintenance therapyNeuropsychological Impairment ScaleNeurocognitive impairmentMaintenance therapySex-related HIV risk behaviorsHIV risk behaviorsClinical care settingsNeuro-cognitive impairmentExploratory factor analysisCare settingsImpairment ScaleRisk behaviorsAddiction treatmentBrief self-report scaleImpairmentSelf-report measuresSelf-report scalesPatientsPrincipal axis factoringCognitive functioningTherapyFactor analysisOrthogonal varimax rotationPresent studyPotential utility
2015
Sex-Related Differences in Self-Reported Neurocognitive Impairment among High-Risk Cocaine Users in Methadone Maintenance Treatment Program
Shrestha R, Huedo-Medina TB, Copenhaver MM. Sex-Related Differences in Self-Reported Neurocognitive Impairment among High-Risk Cocaine Users in Methadone Maintenance Treatment Program. Substance Use Research And Treatment 2015, 9: sart.s23332. PMID: 25861219, PMCID: PMC4363005, DOI: 10.4137/sart.s23332.Peer-Reviewed Original ResearchSelf-reported neurocognitive impairmentSex-related differencesAdverse health outcomesNeurocognitive impairmentNeuropsychological Impairment ScaleCocaine usersHealth outcomesTreatment programMethadone maintenance treatment programPossible sex-related differencesMaintenance treatment programSubstance abuse treatmentDifferential treatment outcomesNeuropsychological symptomsPatient awarenessTreatment outcomesImpairment ScaleClinical careHigher scoresPrevention strategiesCocaine cravingConfounding variablesSignificant associationGreater impairmentNeurocognitive deficits